Brent was looking at his cell phone bill and saw that the total number of texts he has sent is tracked: Month
Texts
1 | 120
2 | 237
3 | 354
4 | 471
The function representing Brent's texting per month is f(m) = 117m + 3. What does the 117 represent? (1 point)

Question 16 options:

1) The number of texts at the start

2) The number of the month when Brent was texting

3) The number of texts Brent had in total

4) The number of the additional texts per month

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

If value of cos330° is √3/2 then find tan165°.

Answer! if you don’t mind, can you explain